defmodule TerminaWeb.ErrorHelpers do
  @doc """    
  Translates an error message using gettext.    
  """    
  def translate_error({msg, opts}) do
    # When using gettext, we typically pass the strings we want    
    # to translate as a static argument:    
    #    
    #     # Translate "is invalid" in the "errors" domain    
    #     dgettext("errors", "is invalid")    
    #    
    #     # Translate the number of files with plural rules    
    #     dngettext("errors", "1 file", "%{count} files", count)    
    #    
    # Because the error messages we show in our forms and APIs    
    # are defined inside Ecto, we need to translate them dynamically.    
    # This requires us to call the Gettext module passing our gettext    
    # backend as first argument.    
    #    
    # Note we use the "errors" domain, which means translations    
    # should be written to the errors.po file. The :count option is    
    # set by Ecto and indicates we should also apply plural rules.    
    if count = opts[:count] do    
      Gettext.dngettext(TerminaWeb.Gettext, "errors", msg, msg, count, opts)    
    else    
      Gettext.dgettext(TerminaWeb.Gettext, "errors", msg, opts)    
    end    
  end
end
